Satellite Orbits – Exercise – 1

6. Number of days when earth shadow falls on geosynchronous satellite is :

(a)  12
(b)  31
(c)  88
(d)  365

Answer
Answer : (c)
Explanation
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7. Synchronous satellites orbit the earth once in :

(a)  1 hour
(b)  90 minutes
(c)  24 hours
(d)  365 ¼ days

Answer
Answer : (c)
Explanation
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8. Communication satellites are invariably :

(a)  Stationary
(b)  Geostationary
(c)  Revolving at their own speed
(d)  Changing their track and speed

Answer
Answer : (b)
Explanation
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9. The distance of geostationary satellite from the surface of the earth is nearly :

(a)  360 km
(b)  3600 km
(c)  36000 km
(d)  360000 km

Answer
Answer : (c)
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10. A geostationary satellite completes one orbit in :

(a) 1 hour
(b) 5 hour
(c) 24 hour
(d) 28 days

Answer
Answer : (d)
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